/**
 * Copyright (c) 2011 ~ 2014 Deepin, Inc.
 *               2013 ~ 2014 jouyouyun
 *
 * Author:      jouyouyun <jouyouwen717@gmail.com>
 * Maintainer:  jouyouyun <jouyouwen717@gmail.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, see <http://www.gnu.org/licenses/>.
 **/

package main

import (
	"bytes"
	"encoding/gob"
	"fmt"
	"io"
	"net"
)

type personInfo struct {
	Name  string
	Age   int32
	Phone string
	Addr  string
}

const (
	BUF_SIZE = 1024
)

func handleConnection(conn *net.TCPConn) {
	if conn == nil {
		return
	}
	defer conn.Close()

	data := make([]byte, BUF_SIZE)
	for {
		n, err := conn.Read(data)
		if err == io.EOF {
			fmt.Println("Read connection data failed:", err)
			break
		}
		fmt.Printf("Read %v byte data\n", n)

		b := bytes.NewBuffer(data)
		dec := gob.NewDecoder(b)

		info := personInfo{}
		dec.Decode(&info)
		fmt.Printf("Server receive data: %v\n", info)
	}
	return
}

func main() {
	tcpAddr, err := net.ResolveTCPAddr("tcp", "127.0.0.1:8087")
	if err != nil {
		fmt.Println("ResolveTCPAddr failed:", err)
		return
	}

	l, err := net.ListenTCP("tcp", tcpAddr)
	if err != nil {
		fmt.Println("Listen port error:", err)
		return
	}

	for {
		conn, err := l.AcceptTCP()
		fmt.Printf("The client: %s connected\n", conn.RemoteAddr().String())
		if err != nil {
			fmt.Println("Accept error:", err)
			continue
		}

		go handleConnection(conn)
	}
}
